This compound is primarily used in organic synthesis as a protected form of a β-keto ester. The tert-butyldimethylsilyl (TBDMS) group serves as a protecting group for the hydroxyl functionality, allowing selective reactions to occur at other sites of the molecule without interference. It is particularly valuable in the synthesis of complex organic molecules, such as pharmaceuticals and natural products, where precise control over reactivity is essential. The β-keto ester moiety is a versatile intermediate, enabling further transformations like alkylation, reduction, or cyclization reactions. This compound is often employed in multi-step synthetic routes to construct key structural motifs in target molecules. Its stability and ease of deprotection make it a useful tool in modern synthetic chemistry.